2TRANSMIT Power KEY H/L | Icom IC-M504 guide

➥Rotate to select the operating channels, Set mode set- tings, etc. (pgs. 6–8, 55)

➥While pushing and holding [H/L], rotate to adjust the brightness of the LCD and key backlight. (p. 10)

➥Push to enter the input channel comment, selected item, etc. (pgs. 10, 55)

➥Rotate to check TAG channels, changes scanning di- rection or resumes the scan manually during scan.

(p. 13)

➥While pushing and holding [HAIL•RX ], rotate to ad- just the audio level in RX Speaker mode. (p. 51)

➥Push and hold for 1 sec. to display the GPS information when a GPS receiver is connected. (p. 22)

➥Selects and toggles the regular channel and Weather channel when pushed momentarily. (p. 7)

➥Push and hold for 1 sec. to start Dualwatch or Tri-watch. (p. 14)

➥Push to stop Dualwatch or Tri-watch when either is acti- vated. (p. 14)

➥Move the cursor backward while in the channel com- ment programming condition. (p. 10)

➥While pushing and holding [H/L], push to select one of three channel groups in sequence. (p. 7)

• U.S.A., International and Canadian channels are available.

o SQUELCH CONTROL [SQL]

Rotate to set the squelch threshold level. (p. 8)

➥Push to start and stop Normal or Priority scan.

➥Push and hold for 1 sec. to set or clear the displayed channel as a TAG (scanned) channel.

➥While pushing and holding [H/L], push for 3 sec. to clear or set all TAG channels in the selected channel group.

!1VOLUME CONTROL [VOL] (p. 8) Rotate to adjust the audio level.

!2TRANSMIT POWER KEY [H/L]

➥Push to toggle the power high or low. (p. 8)

• Some channels are set to low power only.

➥While pushing this key, some keys perform secondary functions.

!3POWER KEY [POWER] (p. 8)

➥Push to turn power ON.

➥Push and hold for 1 sec. to turn power OFF.